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Ta2SiPb

Alexandria ALEX

Alex-ID: agm002892001 · 空间群: I-42d (#122)

基础信息

化学式
Ta2SiPb
Alex-ID
agm002892001
元素数
3
位点数
8
空间群
I-42d (#122)
晶系
tetragonal
体积
163.51
ų
晶胞参数 a
4.0536
Å
晶胞参数 b
4.0536
Å
晶胞参数 c
10.3555
Å
α 角
78.71
°
β 角
78.71
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
Ta2SiPb
Pb
2.00 · 25.0%
Si
2.00 · 25.0%
Ta
4.00 · 50.0%

能量与稳定性

凸包上方能量
1.0680
eV/atom
形成能
0.6473
eV/atom
校正后总能量
-60.4946
eV
原始总能量
-60.4946
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0416
eV
费米能级态密度
7.2270
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2_234_spg122

分解产物

Ta2Si Pb

计算时间

2016-12-17 16:42:08

引用参考

Alexandria 官方页面
https://alexandria.icams.rub.de/
参考引用

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm002892001).

文献引用

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

晶体结构 3D 渲染

加载 3D 结构...

样式: Ball & Stick
原始 CIF 数据
# CIF generated by HEAS from Alexandria entry agm002892001
data_agm002892001
_cell_length_a     4.05359
_cell_length_b     4.05359
_cell_length_c     10.35551
_cell_angle_alpha  78.71313
_cell_angle_beta   78.71313
_cell_angle_gamma  90.00000
_cell_volume       163.50954
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Pb1 Pb 0.00000 0.00000 0.00000 1.00000
  Pb2 Pb 0.75000 0.25000 0.50000 1.00000
  Si1 Si 0.50000 0.50000 0.00000 1.00000
  Si2 Si 0.25000 0.75000 0.50000 1.00000
  Ta1 Ta 0.60630 0.12500 0.25000 1.00000
  Ta2 Ta 0.14370 0.62500 0.25000 1.00000
  Ta3 Ta 0.37500 0.39370 0.75000 1.00000
  Ta4 Ta 0.87500 0.85630 0.75000 1.00000
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